Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10635036 | Fixing device and image forming apparatus providing adjustable gloss to toner image | — | 2020-04-28 |
| 10162291 | Image forming apparatus including a tension modifying mechanism and a contact area adjustment mechanism | Keita Saito, Sayaka Morita | 2018-12-25 |
| 9927743 | Fixing device with a variable rotational drive | Tadayasu Sekioka, Sayaka Morita, Keita Saito | 2018-03-27 |
| 9857738 | Fixing device and image forming apparatus | Keita Saito, Shinichi Yabuki, Tadayasu Sekioka | 2018-01-02 |
| 9771228 | Sheet feeding device, sheet feeding method, and image forming apparatus | Hiroshi Mizuno, Atsuhiko Shimoyama, Hiroaki Umemoto, Ryo Oshima | 2017-09-26 |
| 9746803 | Image forming apparatus having fixing unit with suction part | Shinichi Yabuki, Tadayasu Sekioka, Keita Saito | 2017-08-29 |
| 9348290 | Sheet conveying device and image forming apparatus | Atsuhiko Shimoyama, Shinichi Yabuki, Ryo Oshima | 2016-05-24 |
| 9340384 | Sheet feeder and image forming apparatus | Shinichi Yabuki, Shoichi Yoshikawa, Atsuhiko Shimoyama, Ryo Oshima | 2016-05-17 |
| 9335707 | Image forming apparatus for cancelling non-uniform rotation of a rotating member | Takashi Fujiwara, Shoichi Yoshikawa, Yoshiyuki Toso | 2016-05-10 |
| 9272863 | Sheet feeding device and image forming apparatus | Atsuhiko Shimoyama, Hiroaki Umemoto, Hiroshi Mizuno, Ryo Oshima | 2016-03-01 |
| 9208413 | Color correcting system and image forming apparatus including same | Yoshiyuki Toso, Tadayasu Sekioka, Naotoshi Kawai, So Yano, Takashi Fujiwara | 2015-12-08 |
| 9199810 | Sheet supply apparatus and image forming apparatus | Atsuhiko Shimoyama, Hiroaki Umemoto, Hiroshi Mizuno, Ryo Oshima | 2015-12-01 |
| 9116123 | Gloss measuring device and image forming device including same | So Yano, Naotoshi Kawai, Yoshiyuki Toso, Shoichi Yoshikawa, Takao Miyamoto | 2015-08-25 |
| 9096399 | Sheet feeding device and image forming apparatus | Hiroaki Umemoto, Atsuhiko Shimoyama, Hiroshi Mizuno, Ryo Oshima | 2015-08-04 |
| 9037034 | Image forming apparatus having exhaust treatment system | Tomofumi Ikeda, Shoichi Yoshikawa, Kuniya Matsuura, Masayuki Satou, Ryo Oshima | 2015-05-19 |
| 9037059 | Fixing device and image forming apparatus | Shoichi Yoshikawa, Tadayasu Sekioka, Yoshiyuki Toso, Takashi Fujiwara, Naoki Miyagawa | 2015-05-19 |
| 9002238 | Rotary damper and image forming apparatus | Naoki Miyagawa, Shoichi Yoshikawa, Naotoshi Kawai, So Yano, Takao Miyamoto | 2015-04-07 |
| 8918021 | Damper device and image forming apparatus | Tadayasu Sekioka, Yoshiyuki Toso, Takashi Fujiwara, Naoki Miyagawa | 2014-12-23 |
| 8882601 | Damper device and image forming apparatus | Shoichi Yoshikawa, Tadayasu Sekioka, Yoshiyuki Toso, Takashi Fujiwara, Naoki Miyagawa | 2014-11-11 |
| 8805259 | Fixing device and image forming apparatus | Takashi Fujiwara, Shoichi Yoshikawa, Tadayasu Sekioka, Yoshiyuki Toso, Naoki Miyagawa | 2014-08-12 |
| 8805243 | Image forming apparatus | Takashi Fujiwara, Shoichi Yoshikawa, Tadayasu Sekioka, Yoshiyuki Toso | 2014-08-12 |
| 8787793 | Image carrier driver and image forming apparatus with damper configured to attenuate oscillation associated with power transmission | Yoshiyuki Toso, Shoichi Yoshikawa, Tadayasu Sekioka, Takashi Fujiwara, Naoki Miyagawa | 2014-07-22 |
| 8652019 | Fixing member and method for manufacturing same | Shoichi Yoshikawa, Shigeru Tashiro, Atsuhiko Shimoyama, Yoshiyuki Toso, Tou Matsunaga | 2014-02-18 |
| 8626045 | Fixing device for fixing toner image on recording medium and image forming apparatus including the same | Kuniya Matsuura, Takayuki Ito, Shigeru Tashiro, Masayuki Satou | 2014-01-07 |
| 8626029 | Image forming apparatus with power transmission system configured to attenuate oscillation | Takashi Fujiwara, Shoichi Yoshikawa, Tadayasu Sekioka, Yoshiyuki Toso | 2014-01-07 |